DataDirect Networks (DDN.com) is a world leader in massively scalable storage. We are the leading provider of data storage and processing solutions and professional services that enable content-rich and high-growth IT environments to achieve the highest levels of systems scalability, efficiency and simplicity. DDN enables enterprises to extract value and deliver results from their information. Our customers include the world's leading online content and social networking providers, high performance cloud and grid computing, life sciences, media production organizations and security & intelligence organizations.

Job Description

We are seeking a Senior Staff Software Engineer for the performance engineering of a high-performance storage system. The candidate must have proven development and performance engineering experience with technical leadership qualities, effective communication skills and is a self-starter. In addition, the candidate must collaborate with other teams and individuals worldwide to quickly learn DDN products/technology/setup & configuration. The candidate must be able to leverage and integrate the monitoring, health-check and alerting aspects around each of the respective products.

Key Responsibilities:

• Performance engineering under tight deadlines with minimal supervision
• Performance evaluationand analysis for complex storage system for block, file and object storage.
• Provide development level suggestions based on the performance analysis.
• Participate in technical reviews throughout the course of development
• Architecture and troubleshooting of system level components, especiallythe related storage system components.
• Undertake research based technical tasks: Define research approach, document results and Derive conclusions. Should be able to design a solution based on the research conducted
• Mentor junior developers
• Support product deployment and production defect resolution in a timely manner

Requirements:

• Accountable and highly motivated with solid people skills
• 10+ years’ experience system software development and complex problem resolution.
• Expert knowledge of the standard performance benchmarking tools, like IO500, lmdd, etc.
• Strong Linux development and deployment skills including but not limited to the performance analysis.
• Full understanding of OS principles and architecture of IO framework.
• Broad range of experience with open-source development toolchain like gcc, gdb, g++, git
• Experience designing and developing parallel program.
• Experience working with Scrum Agile
• Experience of complex network programming, TCP/IP or RDMA.
• Good communication skills (verbal and written English).

Nice to have:

• Understanding of Linux standard
• Knowledge of user space IO frameworks such as Fuse, SPDK
• Strong understanding of RDMA network principles, libfabric, zero-copy, verbs, etc.
• Knowledge of storage development and storage media behavior.